... .Zinc alloy,lead nickel free snap hook 3.Size:5.7,8.5,11.1,12.7mm 4.Welcome OEM design hook ... ,golden,silvery etcMaterials Zinc alloy, lead below 100PbmSurface CraftElectroplatingSize 5.7,8.5,11.1,12.7mm UsageLeather Bracelet, Leather NecklaceStrong hook ... of color can be palted,such as nickel plated,nickel free platred,gold plated,silver plated,bronze etc Mass production and quick production time ...